We're used to seeing them in deadly serious mode, as they band together to save the world...
But the likes of Robert Downey Jr, Scarlett Johansson, Chris Evans and Mark Ruffalo are all shown fluffing their lines and *rsing about in this hilarious clip from the The Avengers: Age of Ultron gag reel.
The full outtakes will be available on the DVD release of the film, but this is a great taster - particularly Samuel L. Jackson's deadpan reaction right at the end...
